synthpop (version 1.2-1)

replicated.uniques: Replications in synthetic data

Description

Determines which unique units in the synthesised data set(s) replicates unique units in the original observed data set.

Usage

replicated.uniques(object, data)

Arguments

object

an object of class synds, which stands for 'synthesised data set'. It is typically created by function syn() and it includes object$m synthesised data set(s).

data

the original observed data set.

Value

A list with the following components:

replications

a vector (for object$m = 1) or a data frame with object$m columns (for object$m > 1) with logical values indicateing duplicates in mth synthetic data set.

no.replications

a single number or a vector of object$m integers indicating the number of duplicates in the synthetic data set(s).

per.replications

a single number or a vector of object$m numeric values indicating the percentage of duplicates in the synthetic data set(s).

See Also

sdc

Examples

ods <- SD2011[1:1000,c("sex","age","edu","marital","smoke")]
s1 <- syn(ods, m = 2)
replicated.uniques(s1,ods)